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Organization and Basis of Presentation Level 3 (Tables)

12 Months Ended

Dec. 31, 2011

Organization and Summary of Significant Accounting Policies [Abstract]

Schedule of Inventory, Current [Table Text Block]

	December 31,
	2011				2010
	(in millions)
Raw materials and work-in-progress	$	177.0			$	137.7
Finished goods	26.9				20.3
Gross inventories	203.9				158.0
Inventory valuation reserves	(26.7		)		(27.7		)
Inventories, net	$	177.2			$	130.3

Property, Plant and Equipment [Table Text Block]

	Estimated		December 31,
	Useful Lives		2011				2010
	(years)		(in millions)
Land			$	30.6			$	28.2
Land improvements	10-15		17.4				15.6
Buildings and building improvements	15-40		273.5				261.0
Machinery and equipment	3-12		1,405.5				1,320.4
Construction in progress			138.2				107.4
			1,865.2				1,732.6
Accumulated depreciation and amortization			(894.0		)		(796.3		)
Property, plant and equipment, net			$	971.2			$	936.3

Schedule of Goodwill [Table Text Block]

	December 31,
	2011				2010
	(in millions)
Beginning balance	$	155.8			$	147.8
Formation of e-AAM joint venture	—				8.0
Foreign currency translation and other	0.1				—
Ending balance	$	155.9			$	155.8

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